Home / 7,246,358.86-9,999,916.29-3,983,138.90

Finding the Fourth Proportional to 7,246,358.86, 9,999,916.29 and 3,983,138.90

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Solution

The fourth proportional to 7,246,358.86, 9,999,916.29 and 3,983,138.90 is: 5,496,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,358.86 : 9,999,916.29 = 3,983,138.90 : x
  2. Step 2: Convert to fraction form
    7,246,358.86/9,999,916.29 = 3,983,138.90/x
  3. Step 3: Cross multiply
    7,246,358.86x = 9,999,916.29 × 3,983,138.90
  4. Step 4: Simplify right side
    7,246,358.86x = 39,831,055,571,442.68
  5. Step 5: Solve for x
    x = 39,831,055,571,442.68/7,246,358.86
  6. Step 6: Final answer
    x = 5,496,699.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.